Vending machine



FIG. 1 is a front, top and right side perspective view of a vending machine embodying my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof, the left side elevational view being a mirror image;

FIG. 5 is top plan view thereof; and,

FIG. 6 is a bottom plan view thereof. 

The ornamental design for a vending machine, as shown. 